document.write( "Question 639304: How do I factor 25y^2 - 10y + 1? \r
\n" ); document.write( "\n" ); document.write( "I thought it was a perfect square trinomial, but that doesn't make sense because of the + 1. And I tried factoring it out by taking 5y out, but that doesn't match the answer in the back of my book. I don't know how they got that answer. The answer to the question is (5y - 1)^2.
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Algebra.Com's Answer #402674 by Alan3354(69443)\"\" \"About 
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How do I factor 25y^2 - 10y + 1? \r
\n" ); document.write( "\n" ); document.write( "I thought it was a perfect square trinomial, but that doesn't make sense because of the + 1. And I tried factoring it out by taking 5y out, but that doesn't match the answer in the back of my book. I don't know how they got that answer. The answer to the question is (5y - 1)^2.
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\n" ); document.write( "What's wrong with that?
\n" ); document.write( "-1*-1 = +1
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